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<head>
      <meta charset="UTF-8">
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      <meta name="viewport" content="width=device-width, initial-scale=1.0">
      <title>Document</title>
      <link rel="stylesheet" href="./css/stairs.css">
      
</head>
<body>
      <div class="section">一楼</div>
      <div class="section">二楼</div>
      <div class="section">三楼</div>
      <div class="section">四楼</div>
      <div class="section">五楼</div>
      <div class="section">六楼</div>

      <ul class="stairs-btn">
            <li>一楼</li>
            <li>二楼</li>
            <li>三楼</li>
            <li>四楼</li>
            <li>五楼</li>
            <li>六楼</li>
      </ul>

      <script src="./static/javascripts/jQuery.js"></script>
      <script src="./javascripts/stairs.js"></script>
</body>
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